8051 Microcontroller (Please type answers) Thank you please help me out and answer all questions thank you :)

1. Executing the instruction MOV P1, A causes ________________________.

A. the data in A to be sent out port P1 for a brief timer interval

B. the value contained in A to be sent out port P1 and latched

C. register A to be set to the value contained in port P1

D. the value in port P1 to be set to the constant A

2. What is the final result in the accumulator after the execution of the following program segment? *

MOV A, #55H

3.What is the approximate maximum timer delay that can be generated with MC clock of frequency of 12 MHz? a) 2.9 sec b) 32.768 m sec c) 65 m sec d) 24 m sec

ANL A, #0FH

CPL A

A. 55H

B. FAH

C. AAH

D. 35H